12 A large 4 inches long by 3 wide piece of grey green slag,again a bottle in this color would be outstanding.I believe this piece of slag fused in the clay melting pot.
18 What you are staring at here is a rather large over (5 inches in length by 4 inches in depth) unique piece of amber pot slag,frit and sand. This piece is shaped like the pot it cam out of. This is what light amber glass looks like before the fusion process.